It’s not just supermarkets that are shrinking—you can also build yourself a 90-square-foot house to shack up in with your hunched-over spouse and children. You’ll save money! You’ll save the environment! Relatives will never expect to be given free room and board when they come to visit!

There’s four things we say over and over to readers writing in with problems who have gotten their legitimate claims spurned by regular customer service. They just keep working! They’re EECB, Executive Customer Service, Chargeback and Small Claims Court. Inside, what these tools mean and how to get started using one.